Valmont Industries, Inc.
FIRE RESISTANT COMPOSITE POLE

Last updated:

Abstract:

The present invention provides an improved fire resistant composite pole and a method for producing the same. In accordance with preferred embodiments, the composite utility pole of the present invention includes a composite structure having integrally bonded layers of resin impregnated fiberglass extending along the length of the pole. According to a preferred embodiment, the composite structure of the pole includes an intumescent layer which includes: high temperature mineral fibers, exfoliating graphite, organic binders. and alumina trihydrate (ATH).

Status:
Application
Type:

Utility

Filling date:

8 Sep 2020

Issue date:

18 Mar 2021